Cheapest return flights from Washington to London in June from $744

AirHint found the following cheapest return flights from Washington (IAD) to London (LHR) in June 2026 (see full year).

Return flights

01 Jun - 12 Jun ITA Airways
02 Jun - 09 Jun ITA Airways
11 Jun - 18 Jun Icelandair
11 Jun - 15 Jun Icelandair
10 Jun - 17 Jun Icelandair
03 Jun - 10 Jun Icelandair
07 Jun - 21 Jun ITA Airways
11 Jun - 20 Jun Icelandair
09 Jun - 16 Jun Iberia
04 Jun - 11 Jun Icelandair
26 Jun - 09 Jul Icelandair
23 Jun - 04 Jul Icelandair
24 Jun - 04 Jul Scandinavian Airlines
17 Jun - 02 Jul Air Canada
13 Jun - 26 Jul Scandinavian Airlines
19 Jun - 05 Jul Scandinavian Airlines
29 Jun - 06 Jul Icelandair
29 Jun - 06 Jul British Airways direct
24 Jun - 04 Jul Austrian Airlines direct
23 Jun - 04 Jul Austrian Airlines direct

Also check the deals for one-way flights from Washington to London in June.

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